body{
    margin:0;
}
h1,h2,h3,h4,h5,h6{
    margin:0;
    padding: 0;
}
ul{
    margin: 0;
    padding: 0;
    list-style: none;
}
p{
    margin: 0;
    padding: 0;
}
.icon {
    width: 1.5em;
    height: 1.5em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
    color: #fff;
  }

 html,body,#app,.common-layout,.el-container{
    height: 100%;
 }
 a{
    cursor: pointer;
 }